That phrase can have several connotations:
Quit.
Short for "with"
It means someone misheard the quotation, which is actually "brevity is the soul of wit."
umm..it,lit,fit,hit,nit,pit,quit,sit,tit,wit and zit that's all i can think of
bit dit fit git hit it kit lit mitt nit pit quit sit wit zit
Hit an iceberg. Don't no wit u mean. Hit an iceberg. Don't no wit u mean.
A REAL person WIT A SWAGG
It means intelligence.
If you mean the colour, its "vit"
Whats up wit dem cookies mean whats up wit dat p***y
i think sum is wrong wit your head or he doesn't want anyone to see who hes wit
It means really intelligent. A razor is very sharp, so a razor-sharp wit would be a sharp wit, or a smart brain.You can also see this used to refer to someone who is sarcastic, with the meaning "sharp" referring to "cutting" as in slightly mean.